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MSP430G2744, MSP430G2544, MSP430G2444
www.ti.com
SLAS892C – MARCH 2013 – REVISED SEPTEMBER 2014
Table of Contents
1
Device Overview
.........................................
1
5.27
USCI (SPI Slave Mode)
.............................
30
1.1
Features
..............................................
1
5.28
USCI (I
2
C Mode)
....................................
31
5.29
10-Bit ADC, Power Supply and Input Range
1.2
Applications
...........................................
1
Conditions
...........................................
32
1.3
Description
............................................
1
5.30
10-Bit ADC, Built-In Voltage Reference
.............
33
1.4
Functional Block Diagram
............................
2
5.31
10-Bit ADC, External Reference
....................
34
2
Revision History
.........................................
4
5.32
10-Bit ADC, Timing Parameters
....................
34
3
Device Comparison
.....................................
5
5.33
10-Bit ADC, Linearity Parameters
...................
35
4
Terminal Configuration and Functions
..............
6
5.34
10-Bit ADC, Temperature Sensor and Built-In V
MID
4.1
Pin Diagrams
.........................................
6
......................................................
35
4.2
Signal Descriptions
..................................
10
5.35
Flash Memory
.......................................
36
5
Specifications
...........................................
13
5.36
RAM
.................................................
36
5.1
Absolute Maximum Ratings
.........................
13
5.37
JTAG and Spy-Bi-Wire Interface
....................
37
5.2
Handling Ratings
....................................
13
5.38
JTAG Fuse
..........................................
37
5.3
Recommended Operating Conditions
...............
13
6
Detailed Description
...................................
38
5.4
Active Mode Supply Current (Into DV
CC
+ AV
CC
)
6.1
CPU
.................................................
38
Excluding External Current
..........................
15
6.2
Instruction Set
.......................................
39
5.5
Typical Characteristics - Active-Mode Supply
Current (Into DV
CC
+ AV
CC
)
.........................
15
6.3
Operating Modes
....................................
40
5.6
Low-Power-Mode Supply Currents (Into V
CC
)
6.4
Interrupt Vector Addresses
..........................
41
Excluding External Current
..........................
16
6.5
Special Function Registers
..........................
42
5.7
Schmitt-Trigger Inputs (Ports P1, P2, P3, P4, and
6.6
Memory Organization
...............................
43
RST/NMI)
............................................
17
6.7
Bootstrap Loader (BSL)
.............................
43
5.8
Leakage Current, Ports Px
..........................
17
6.8
Flash Memory
.......................................
43
5.9
Outputs, Ports Px
...................................
17
6.9
Peripherals
..........................................
44
5.10
Output Frequency, Ports Px
........................
17
6.10
Oscillator and System Clock
........................
44
5.11
Typical Characteristics - Outputs
...................
18
6.11
Brownout
............................................
44
5.12
POR and BOR
......................................
19
6.12
Digital I/O
............................................
44
5.13
Typical Characteristics - POR and BOR
............
20
6.13
Watchdog Timer (WDT+)
...........................
44
5.14
DCO Frequency
.....................................
21
6.14
Timer_A3
............................................
45
5.15
Calibrated DCO Frequencies, Tolerance
...........
22
6.15
Timer_B3
............................................
46
5.16
Wake-Up From Lower-Power Modes (LPM3,
6.16
Universal Serial Communications Interface (USCI)
.
46
LPM4)
...............................................
23
6.17
ADC10
...............................................
46
5.17
Typical Characteristics - DCO Clock Wake-Up Time
From LPM3 or LPM4
................................
23
6.18
Peripheral File Map
.................................
47
5.18
DCO With External Resistor R
OSC
..................
24
6.19
Port Schematics
.....................................
50
5.19
Typical Characteristics - DCO With External
7
Device and Documentation Support
...............
69
Resistor R
OSC
.......................................
24
7.1
Device Support
......................................
69
5.20
Crystal Oscillator LFXT1, Low-Frequency Mode
...
25
7.2
Documentation Support
.............................
72
5.21
Internal Very-Low-Power Low-Frequency Oscillator
7.3
Related Links
........................................
72
(VLO)
................................................
25
7.4
Community Resources
..............................
72
5.22
Crystal Oscillator LFXT1, High-Frequency Mode
...
26
7.5
Trademarks
..........................................
72
5.23
Typical Characteristics - LFXT1 Oscillator in HF
7.6
Electrostatic Discharge Caution
.....................
72
Mode (XTS = 1)
.....................................
27
7.7
Glossary
.............................................
72
5.24
Timer_A, Timer_B
...................................
28
8
Mechanical, Packaging, and Orderable
5.25
USCI (UART Mode)
.................................
28
Information
..............................................
73
5.26
USCI (SPI Master Mode)
............................
29
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